Question # 1

The more negative potential of grid, the more electrons will be:

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Attracted

Repelled

Attracted as well as repelled

Neither attracted nor repelled

Those quantities whose values do not remain constant are called:

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physical quantities

Digital quantites

Log quantities

Analog quantities

Which type of energy is converted into mechanical energy in the D.C. Motor.

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Magnetic energy

Heat energy

Electrical energy

Chemical energy

Which of the following is not processing:

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Arranging

Manipulating

Calculating

Gathering

The S.I unit of Spring constant is:

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Nm

N

Nm-1

Ns

Value of ‘k’ depends upon:

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System of unit

Nature of medium

Both a and b

None of these

At room temperature, electrons cannot escape the metal surface due to ………….. of atomic nucleus:

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Repulsive forces

Attractive forces

Gravitational forces

Electromagnetic forces

The speed of sound in are water at 25°C is:

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1530ms-1

1531ms-1

1560ms-1

1570ms-1

Big unit of capacitance is:

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Farad

Volt

Watt

Coulomb

According to Fleming's left hand rule the direction of magnetic field is indicated by:

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Thumb

Forefinger

Middle finger

Right hand rule

What does the term e-mail stand for:

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Emergency mail

Electronic mail

Extra mail

External mail

Level of noise recommended in eight, hour work day:

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80-90 dB

80-85- dB

85-90 dB

90-95 dB

According to ohm’s law V= :

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I²R

IR²

IR

I/R

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Physics 10th Class English Medium Online Test MCQs With Answers

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